Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5SJN callsign genealogy
Currently held by HROMADKA, JOHN H
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K5SJN's current licensee, walking backwards.
- HROMADKA, JOHN Hcancelled 1999-04-08
Successor callsigns
Callsigns held now by people who previously held K5SJN.
No current licensee on record previously held this callsign.